=?UTF-8?Q?Iv=C3=A1n=20Matellanes=20?=: msvcirt: Implement istream::sync.

Alexandre Julliard julliard at winehq.org
Wed Jul 20 10:28:52 CDT 2016


Module: wine
Branch: master
Commit: 1235aa5d1b29ddc367b8bae89455d528a8486b19
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1235aa5d1b29ddc367b8bae89455d528a8486b19

Author: Iván Matellanes <matellanesivan at gmail.com>
Date:   Wed Jul 20 10:56:06 2016 +0100

msvcirt: Implement istream::sync.

Signed-off-by: Iván Matellanes <matellanes.ivan at gmail.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcirt/msvcirt.c       | 12 ++++++++++--
 dlls/msvcirt/tests/msvcirt.c | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+), 2 deletions(-)

diff --git a/dlls/msvcirt/msvcirt.c b/dlls/msvcirt/msvcirt.c
index 1715f80..12a4809 100644
--- a/dlls/msvcirt/msvcirt.c
+++ b/dlls/msvcirt/msvcirt.c
@@ -3378,8 +3378,16 @@ istream* __thiscall istream_seekg_offset(istream *this, streamoff off, ios_seek_
 DEFINE_THISCALL_WRAPPER(istream_sync, 4)
 int __thiscall istream_sync(istream *this)
 {
-    FIXME("(%p) stub\n", this);
-    return 0;
+    ios *base = istream_get_ios(this);
+    int ret;
+
+    TRACE("(%p)\n", this);
+
+    ios_lockbuf(base);
+    if ((ret = call_streambuf_sync(base->sb)) == EOF)
+        ios_clear(base, base->state | IOSTATE_badbit | IOSTATE_failbit);
+    ios_unlockbuf(base);
+    return ret;
 }
 
 /* ?tellg at istream@@QAEJXZ */
diff --git a/dlls/msvcirt/tests/msvcirt.c b/dlls/msvcirt/tests/msvcirt.c
index 0bb3e98..af8a235 100644
--- a/dlls/msvcirt/tests/msvcirt.c
+++ b/dlls/msvcirt/tests/msvcirt.c
@@ -323,6 +323,7 @@ static istream* (*__thiscall p_istream_putback)(istream*, char);
 static istream* (*__thiscall p_istream_read)(istream*, char*, int);
 static istream* (*__thiscall p_istream_seekg)(istream*, streampos);
 static istream* (*__thiscall p_istream_seekg_offset)(istream*, streamoff, ios_seek_dir);
+static int (*__thiscall p_istream_sync)(istream*);
 
 /* Emulate a __thiscall */
 #ifdef __i386__
@@ -534,6 +535,7 @@ static BOOL init(void)
         SET(p_istream_read, "?read at istream@@QEAAAEAV1 at PEADH@Z");
         SET(p_istream_seekg, "?seekg at istream@@QEAAAEAV1 at J@Z");
         SET(p_istream_seekg_offset, "?seekg at istream@@QEAAAEAV1 at JW4seek_dir@ios@@@Z");
+        SET(p_istream_sync, "?sync at istream@@QEAAHXZ");
     } else {
         p_operator_new = (void*)GetProcAddress(msvcrt, "??2 at YAPAXI@Z");
         p_operator_delete = (void*)GetProcAddress(msvcrt, "??3 at YAXPAX@Z");
@@ -667,6 +669,7 @@ static BOOL init(void)
         SET(p_istream_read, "?read at istream@@QAEAAV1 at PADH@Z");
         SET(p_istream_seekg, "?seekg at istream@@QAEAAV1 at J@Z");
         SET(p_istream_seekg_offset, "?seekg at istream@@QAEAAV1 at JW4seek_dir@ios@@@Z");
+        SET(p_istream_sync, "?sync at istream@@QAEHXZ");
     }
     SET(p_ios_static_lock, "?x_lockc at ios@@0U_CRT_CRITICAL_SECTION@@A");
     SET(p_ios_lockc, "?lockc at ios@@KAXXZ");
@@ -4549,6 +4552,42 @@ if (0) /* crashes on native */
     ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr);
     ok(_tell(fb1.fd) == 24, "expected 24 got %d\n", _tell(fb1.fd));
 
+    /* sync */
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == 0, "expected 0 got %d\n", ret);
+    ok(is1.base_ios.state == IOSTATE_failbit, "expected %d got %d\n", IOSTATE_failbit, is1.base_ios.state);
+    is1.base_ios.state = IOSTATE_badbit;
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == 0, "expected 0 got %d\n", ret);
+    ok(is1.base_ios.state == IOSTATE_badbit, "expected %d got %d\n", IOSTATE_badbit, is1.base_ios.state);
+    is1.base_ios.state = IOSTATE_goodbit;
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == 0, "expected 0 got %d\n", ret);
+    ok(is1.base_ios.state == IOSTATE_goodbit, "expected %d got %d\n", IOSTATE_goodbit, is1.base_ios.state);
+if (0) /* crashes on native */
+    is1.base_ios.sb = NULL;
+    fb1.base.eback = fb1.base.gptr = fb1.base.base;
+    fb1.base.egptr = fb1.base.base + 30;
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == EOF, "expected -1 got %d\n", ret);
+    ok(is1.base_ios.state == (IOSTATE_badbit|IOSTATE_failbit), "expected %d got %d\n",
+        IOSTATE_badbit|IOSTATE_failbit, is1.base_ios.state);
+    ok(fb1.base.gptr == fb1.base.base, "wrong get pointer, expected %p got %p\n", fb1.base.base, fb1.base.gptr);
+    fb1.base.gptr = fb1.base.egptr;
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == 0, "expected 0 got %d\n", ret);
+    ok(is1.base_ios.state == (IOSTATE_badbit|IOSTATE_failbit), "expected %d got %d\n",
+        IOSTATE_badbit|IOSTATE_failbit, is1.base_ios.state);
+    ok(fb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, fb1.base.gptr);
+    is1.base_ios.state = IOSTATE_eofbit;
+    fd = fb1.fd;
+    fb1.fd = -1;
+    ret = (int) call_func1(p_istream_sync, &is1);
+    ok(ret == EOF, "expected -1 got %d\n", ret);
+    ok(is1.base_ios.state == (IOSTATE_badbit|IOSTATE_failbit|IOSTATE_eofbit), "expected %d got %d\n",
+        IOSTATE_badbit|IOSTATE_failbit|IOSTATE_eofbit, is1.base_ios.state);
+    fb1.fd = fd;
+
     call_func1(p_istream_vbase_dtor, &is1);
     call_func1(p_istream_vbase_dtor, &is2);
     call_func1(p_ostream_vbase_dtor, &os);




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